Finding the Fourth Proportional to 6,748,664.06, 9,313,130.70 and 3,651,177.75
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Solution
The fourth proportional to 6,748,664.06, 9,313,130.70 and 3,651,177.75 is: 5,038,611.39
Step by Step Solution
- Step 1: Write the proportion equation
6,748,664.06 : 9,313,130.70 = 3,651,177.75 : x - Step 2: Convert to fraction form
6,748,664.06/9,313,130.70 = 3,651,177.75/x - Step 3: Cross multiply
6,748,664.06x = 9,313,130.70 × 3,651,177.75 - Step 4: Simplify right side
6,748,664.06x = 34,003,895,594,681.92 - Step 5: Solve for x
x = 34,003,895,594,681.92/6,748,664.06 - Step 6: Final answer
x = 5,038,611.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.